import router from './router'
import store from './store'
import {Message} from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import {getToken} from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'
import {getAction} from "@/api/manage";

const defaultSettings = require('../src/settings')

NProgress.configure({showSpinner: false}) // NProgress Configuration

const whiteList = [
  '/login',
  '/auth-redirect',
  '/index',
  '/articleHome',
  '/articleSort',
  '/articleLable',
  '/articleArchive',
  '/articleAboutMe',
  '/leavingMessage',
  '/tools/imgCompress',
  '/tools/json',
  '/tools/excelToPdf',
  '/tools/docToPdf',
  '/tools/imgResize',
  '/tools/cron',
  '/tools/randomPassword',
  '/articleDetails',
  '/articleLeftSort',
  '/articleLeftLable',
  '/meiTu',
  '/friendLinks',
  '/globalSearch',
  '/article_404'
] // no redirect whitelist

router.beforeEach(async (to, from, next) => {
  // start progress bar
  // 启动进度条
  NProgress.start()
  // 获取页面标题名称
  const name = defaultSettings.title // page title
  if (to.name === 'articleDetails') {
    // set page title
    // 设置页面标题
    // document.title = getPageTitle(to.meta.title)
    // document.title = getPageTitle(to.meta.title)
    getAction('/articleView/getArticleDetailsTitle', {id:to.params.id}).then(res => {
      if (res.success) {
        document.title = res.message
      }
    })
  } else {
    document.title = getPageTitle(to.meta.title)
  }
  // determine whether the user has logged in
  // 确定用户是否已登录
  const hasToken = getToken()
  if (hasToken) {
    if (to.path === '/login') {
      // if is logged in, redirect to the home page
      next({path: '/'})
      NProgress.done() // hack: https://github.com/PanJiaChen/vue-element-admin/pull/2939
    } else {
      // determine whether the user has obtained his permission roles through getInfo
      const hasRoles = store.getters.roles && store.getters.roles.length > 0
      if (hasRoles) {
        next()
      } else {
        try {
          // get user info
          // note: roles must be a object array! such as: ['admin'] or ,['developer','editor']
          const {roles} = await store.dispatch('user/getInfo')

          // generate accessible routes map based on roles
          const accessRoutes = await store.dispatch('permission/generateRoutes', roles)

          // dynamically add accessible routes
          router.addRoutes(accessRoutes)

          // hack method to ensure that addRoutes is complete
          // set the replace: true, so the navigation will not leave a history record
          next({...to, replace: true})
        } catch (error) {
          // remove token and go to login page to re-login
          await store.dispatch('user/resetToken')
          Message.error(error || 'Has Error')
          next(`/index?redirect=${to.path}`)
          NProgress.done()
        }
      }
    }
  } else {
    /* has no token*/
    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      if (to.path === '/login') {
        // 只有访问/login的时候才会跳转到登录页面
        // other pages that do not have permission to access are redirected to the login page.
        next(`/login?redirect=${to.path}`)
        NProgress.done()
      } else {
        // 特殊处理/articleDetails/:id，携带id路由不匹配防止重定向首页问题，没有找到好的方法解决
        if (to.path.indexOf('/articleDetails/') != -1 ||
          to.path.indexOf('/articleLeftSort/') != -1 ||
          to.path.indexOf('/personalHome/') != -1 ||
          to.path.indexOf('/articleLableList/') != -1 ||
          to.path.indexOf('/articleSortList/') != -1 ||
          to.path.indexOf('/articleLeftLable/') != -1 ||
          to.path.indexOf('/globalSearch/') != -1) {
          next()
        } else {
          // 否则全部跳转到index路由。博客页面
          next(`/index?redirect=${to.path}`)
          NProgress.done()
        }
      }
    }
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})
